Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1679515381 Individual Practitioner Male Practitioner

Dr. John Defrance , MD

Surgery • Danbury, CT

Professional Overview & Biography Verified Profile Summary

Dr. John Defrance, MD is a registered healthcare professional specializing in Surgery in Danbury, CT. Practice services are available at 27 HOSPITAL AVE under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

27 Hospital Ave

Danbury, CT 068105954

Telephone 2037971811
Associated Practice Facility / Clinic
🏢 Medical Options, Inc. Facility NPI 1811044738

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Danbury, CT

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 23.1 Yrs
State Avg: 26.1 Yrs
Regional Practice Density
15 Specialists

Practicing in Danbury, CT (388 Statewide)

Telehealth Adoption Rate
6.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CT 017831

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

26 Associated Practitioners
Dr. Andrew Keller , MD

Internal Medicine - Cardiovascular Disease

NPI 1013943810

Doctor of Medicine (M.D.)

Dr. Kenneth Miller , MD

Internal Medicine - Rheumatology

NPI 1083693873

Doctor of Medicine (M.D.)

NPI 1144255332

Doctor of Medicine (M.D.)

Sydney Page , PA

Physician Assistant - Medical

NPI 1174502033

Physician Assistant

NPI 1184722688

Doctor of Psychology (Psy.D.)

Beth Harple , PA-C

Physician Assistant

NPI 1194945824

Physician Assistant (Certified)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 27 HOSPITAL AVE, DANBURY, CT 068105954 (Tel: 2037971811)

📍
Updated Business Mailing Address July 08, 2007

Registered at 27 HOSPITAL AVE, DANBURY, CT 068105954 (Tel: 2037971811)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as JOHN DEFRANCE, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Surgery (License #017831 in CT)

🟢
Initial NPI Registration & Enumeration June 10, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1679515381
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 10, 2006
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

27 Hospital Ave

Danbury, CT 068105954

Phone: 2037971811

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.